ul,a,div,html{
	margin: 0;
	padding: 0;
}
ul,li{
	list-style: none;
}
/* html,body{height: 100%;} */
body
{
	background-color: #000000;
	margin: 0px;
	padding: 0px;
}

a{text-decoration: none;}
a:hover{border-bottom: 3px solid #3448bc;color: #FFFFFF;}

/* 主盒子 */
#bigBox
{
	padding: 0;
	margin: 0;
	width: 100%;
}

/* 头部导航栏 */
#biBox #banner
{
	width: 100%;
	height: 50px;
	display: flex;
	position: fixed;
	top: 0px;
	z-index: 1000;
	background-color: #313131;
}

/* logo盒子 */
#banner #logo
{
	width: 60px;
	height: 50px;
	margin: 5px 10px;
	overflow: hidden;
}
/* logo图片 */
#banner #logo img
{
	width: 60px;
	height: 40px;
	float: left;
}
/* 装导航栏标题的盒子*/
#banner #title
{
	width: 80%;
}
/* 导航栏标题a */
#banner #title ul a
{
	text-align: center; 
	float: left;
	height: 50px; 
	line-height: 50px;
	font-size: 14px;
	color: #b9b9b9;
	margin-left:10px ; 
	text-decoration: none;
	
}
/* 鼠标经过时显示底部边框 */
#banner #title a:hover
{
	border-bottom: 3px solid #3448bc;
	color: #FFFFFF;
}

#mainContent{
	position: relative;
	display: flex;
	/* flex-direction: column; */
	margin: 0 auto;
	width: 70%;
	height: 500px;
	margin-top: 8%;
	padding: 0;
	color: white;
	/* background-color: #0000FF; */
}

#mainContent a:hover
{
	border-bottom: 1px solid #ffffff;
} 

/* 登录盒子 */
#banner #titleRight
{
	position: relative;
	min-width: 13%;
	max-width: 20%;
	height: 50px;
	line-height: 50px;
	text-align: center; 
	margin-left: 10px;
}
/* 登录a */
#banner #titleRight a
{
	color: #FFFFFF;
	text-decoration: none;
	font-size: small;
	font-family: "黑体";
		
}
/* 顶部下拉列表 */
#titleRight select
{
	color: white;
	/*清除聚焦时候的边框颜色*/
	outline: none;
	/*清除select的边框样式*/
	border: none;
	border-radius: 10px;
	color: white;
	background-color:  #313131;
}

/*  */
#details{
	position: relative;
	width: 100%;
	/* background-color: #000067; */
	color: white;
	margin: 0;
	padding: 0;
}
#details .headtitle{
	width: 100%;
	padding: 0;
	margin: 0;
	text-align: center;
	font-size: 18px;
	background-color: #363023;
	
}
#details .head a
{
	color: white;
}
#details #video-details
{
	position: relative;
	width: 100%;
	padding: 0;
	margin: 0;
	display: flex;
	float: left;
}
#video-details .show{
	position: relative;
	flex: 2;
	height: 400px;
	color: #acacac;
	max-width: 100em;
}
#video-details div:nth-child(1):before{
	position: absolute;
	content: '';
	display: none;
	width: 100%;
	height: 100%;
	background: rgba(16, 26, 44, 0.4) url(../img/videoplay.png) no-repeat center;
	
	
}
#video-details div:nth-child(1):hover:before{
	display:block;
}
#video-details .show textarea
{
	width: 97%;
	height: 290px;
	outline: none;
	border: 0;
	color: #acacac;
	font-size: 15px;
	/* 隐藏texytarea垂直方向滚动条 */
	/* overflow-y:hidden; */
	background-color: #363023;
	/* 去掉文本域右下角的三角 */
	resize: none;
}
/* 隐藏滚动条 */
#video-details .show textarea::-webkit-scrollbar {
	display: none;
}

#video-details .show:nth-child(3)
{
	border-left: #4f4f4f 1px solid;
	background-color: #363023;
}
	
#details .show-content{
	flex: 6;
	height: 400px;
	background-color: #363023;
}
#details .show-content span
{
	max-width: 40em;
	overflow: hidden;
	white-space: nowrap;
	text-overflow: ellipsis; /*超出部分用...代替*/
	color: #acacac;
}
#video-details .show-content li{
	width: 100%;
	height: 100%;
	display: flex;
	/* 垂直均分:column,水平均分：row */
	flex-direction: column; 
}
#video-details .show-content li span{flex: 1;padding: 14px;}
#video-details img{
	width: 100%;
	height: 100%;
	overflow: hidden;
}


/* 评论列表 */
#comment{
	position: relative;
	width: 100%;
	margin-top: 40%;
}
#commentList{
	width: 100%;
	min-height: 50px;
	max-height: 200px;
	font-size: 13px;
	margin-top: 20px;
	border-bottom: 1px #9fa60f dashed ;
}
/* 评论输入框区域 */
#comment #contentInput{width: 100%;margin-top:30px ;}
 #contentInput input{
	 width: 99%;
	 height: 30px;
	 color: #e7e7e7;
	 border-radius: 5px;
	 background-color: #2c2c2c; 
	 margin-bottom: 30px;
 }
 
#list-biBox{width: 100%;}
/* 网站页尾信息 */
/* #footer{
	position: absolute;
	width: 100%;
	background-color: #e8e8e8;
}#footer span{
	margin-top: 50px;
} */